The next evolution in wireless networking holds promises of self-driving cars and movies that download in the blink of an eye. 5G is big at this year's Mobile World Congress, but don't expect it until 2020.

Mozilla is on a path to add core virtual reality support to their Firefox browser, and Khail and Ashley are "scarexcited" about it. Will we ever leave the internet if we can experience it in a VR headset?